When it comes to canceling or ending a meeting, there are multiple ways to express the same idea. Some common synonyms to use for "dismiss a meeting" include "call off," "cancel," "postpone," "terminate," "adjourn," "disband," "break up," "suspend," "abolish," and "abolish." All of these words reflect the idea of ending or canceling a meeting or gathering for various reasons, whether it is due to scheduling conflicts, lack of attendance, or other unforeseen circumstances. When communicating with colleagues or superiors, it is important to avoid using the same word repeatedly and make use of a diversity of vocabulary to add depth to your communication.